Behaviour concern non-citizen reg-5.15 โ€” as in force on 2026-06-01 โ€” F2026C00497 ยท Compilation No. 287 โ€” https://www.legislation.gov.au/F2026C00497/latest/text 5.15 Behaviour concern non-citizen For the purposes of paragraph (e) of the definition of behaviour concern non-citizen in subsection 5(1) of the Act, each of the following circumstances is prescribed in relation to the exclusion of a person from a country other than Australia: (a) that the person refused or failed to present a passport on request by the competent authorities in that country in circumstances in which it would be unreasonable to refuse or fail to do so; (b) that the person presented to those authorities a passport that was a bogus document; (c) that the person was reasonably refused entry to that country on the ground that the person was not a genuine visitor; (d) that the authorities of that country considered the person to be a threat to the national security of the country.